CN1267693C - Computing ruler for measuring metal plate parameter - Google Patents
Computing ruler for measuring metal plate parameter Download PDFInfo
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- CN1267693C CN1267693C CN 200410039399 CN200410039399A CN1267693C CN 1267693 C CN1267693 C CN 1267693C CN 200410039399 CN200410039399 CN 200410039399 CN 200410039399 A CN200410039399 A CN 200410039399A CN 1267693 C CN1267693 C CN 1267693C
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Abstract
The present invention relates to a calculating rule for measuring parameters of a metal plate, which comprises sizing rules, a sliding rule and a slide scale. The present invention is characterized in that nine digital rules are printed on the frontal surface and the reverse surface of the calculating rule, wherein the digital rules numbered with 1 to 4 are printed on the frontal surface and represent respectively the thickness, the width, the length and the weight of the metal plate; the digital rules numbered with 5 to 7 are printed on the reverse surface of the calculating rule, a c rule is printed between the No. 6 digital rule and the No. 7 rule, and the No. 5 digital rule to the No. 7 digital rule represent respectively the outer diameter, the inner diameter and the unit weight of a metal tap coil; the No. 1 and No. 4 digital rules printed on the frontal surfaces and the No. 5 and the No. 7 digital rules and a d rule which are printed on the reverse surface are respectively printed on an upper sizing rule and a lower sizing rule, and the No. 2 and the No. 3 digital rules which are printed on the frontal surface and the No. 6 digital rule and the c rule are printed on the sliding rule. The calculating rule is convenient, cheap and portable and can simultaneously display the digital corresponding relationship among parameters.
Description
Technical field
The present invention relates to a kind of slipstick, specifically relate to a kind of sheet metal CALCULATION OF PARAMETERS chi that is suitable for measuring.
Technical background
People utilized the logarithm principle to invent ruler type slipstick in 1620, and improved as required, made it to become the most widely used mathematical tool before computing machine/counter generally uses.
Though along with science and technology development, more quick and easy instrument has replaced this old-fashioned mathematical tool gradually as computing machine or counter, in some specific fields, still be unable to do without this old-fashioned slipstick.For example, in sheet metal (volume) manufacturing enterprise, for the control of production management and flow process, what often need to calculate fast sheet metal (volume) has related parameter (thickness, width, length, volume internal diameter, roll up external diameter, weight) and a mutual relationship between each parameter.Use a computer when carrying out this work,, be not easy to the production scene and carry though it calculates fast, and with high costs.And when using counter to carry out this work, then need repeatedly import data, and flurried easily, and its total can only represent the number in the parameter, can not show the digital corresponding relation between each parameter.
Summary of the invention
The objective of the invention is to overcome active computer or counter when measuring the parameters of sheet metal, be not easy to carry computing machine to the production scene, and with high costs; The counter that uses need repeatedly be imported data, flurried easily, and can not demonstrate the defective of the digital corresponding relation between each parameter at a glance, thereby provide a kind of easy, inexpensive, be easy to carry, and can demonstrate digital corresponding relation between each parameter simultaneously be suitable for measuring sheet metal CALCULATION OF PARAMETERS chi.
The objective of the invention is to realize by the following technical solutions:
The invention provides a kind of sheet metal CALCULATION OF PARAMETERS chi that is suitable for measuring, comprise upper fixed ruler, following scale, slide rule and slide sign, on, following scale two ends are fixed together by securing member, slide rule is engaged in by chute, twitch in the middle of the following scale and about can realizing, slide sign is enclosed within, but the blade of following scale outside and parallel sliding, normal perpendicular to blade is arranged on the slide sign, it is characterized in that, at the slipstick tow sides, altogether first to the 9th totally 9 bar digit code chis in mint-mark, first to fourth chi in its positive mint-mark, first chi wherein is the thickness of unit representation sheet metal with mm, and second chi is the width of unit representation sheet metal with mm, and the 3rd chi is the length of unit representation sheet metal with mm, the 4th chi is the weight of unit representation sheet metal with kg, and they have constituted the dimensions and the weight relationships of sheet metal; The mint-mark of slipstick reverse side the 5th to seven foot, wherein the 8th chi in mint-mark between the 6th chi and seven foot, the 9th chi in mint-mark below the seven foot, the 5th chi and the 6th chi are respectively the interior external diameter of unit representation metal coil tape with mm, seven foot is the unit representation weight metal with kg/mm, points to the relation that numerical value on the seven foot is set up external diameter and unit weight in the metal coil tape by the 8th chi left side index; In the 5th chi mint-mark of first chi in chi front and reverse side thereof on upper fixed ruler, in the seven foot of the 4th chi in chi front and reverse side thereof and the 9th chi mint-mark on scale down; In the 6th chi of second chi in chi front and the 3rd chi and reverse side thereof and the 8th chi mint-mark on slide rule.
The minimum lattice distance of the several lattice on described each digital chi is 0.35mm.
Described scale, slide rule and securing member are made by plastics, the ground paper utmost point or the stainless steel of withstand voltage anti-folding.
The tow sides of described slide sign are respectively made for the transparent material of organic glass or other withstand voltage anti-folding.
A kind of application of the present inventionly is suitable for measuring sheet metal CALCULATION OF PARAMETERS chi to carry out the method for parameter measurement as follows:
1, the positive usage of slipstick:
Occupy the first footage representation steel plate thickness in upper fixed ruler, its scope be (0.03～5.0mm),
Occupy and digitally on slide rule and second chi adjacent be steel plate width with first chi, its scope be (5～1500mm),
Occupy on the 3rd chi on the slide rule the digital steel plate length that is, its scope be (0～1000m),
Occupy numerical code expression steel plate weight on the 4th chi on the following scale, its scope be (5～1000kg),
When the width of known metal plate, thickness and weight, hold scale up and down, twitching slide rule, that thickness value and width numeral on second chi on first chi overlapped is corresponding, can directly read the length of arbitrary weight correspondence on the 3rd chi on the 4th chi at this moment.
2, the reverse side usage of slipstick:
Occupy the 5th footage representation steel coil strip external diameter in upper fixed ruler, its scope be (200～1500mm),
Occupy numerical code expression steel coil strip internal diameter on slide rule and six chi adjacent with the 5th chi, its scope be (100～800mm),
Occupy the unit weight kg/mm of the every mm wide of numerical code expression steel coil strip on the seven foot on the following scale, its scope be (0～14kg/mm),
Occupy in slide rule and eight chi adjacent with seven foot, the numerical value that its left index is pointed on the last seven foot is certain volume unit weight,
Occupy in scale, below seven foot is the 9th chi,
When the internal diameter of known coil of strip, width and weight, at first calculate unit weight=weight/width, hold scale up and down then, twitch slide rule, the 8th chi left side index is pointed to the position of this unit weight on the seven foot, read the numerical value of corresponding internal diameter on the 6th chi again, then be the external diameter of the coil of strip of this weight corresponding to the numerical value on the 5th chi.
In like manner, also can read the internal diameter of this coil of strip by external diameter, width and the weight of coil of strip.
The purposes that is used for the slipstick of sheet metal parameter measurement provided by the invention can be used for following several respects:
1, considers that milling train coiling machine equipment allows the restriction of maximum outside diameter, determine narrow blank volume maximum outside diameter.
2, consider the restriction of milling train coiling machine bearable load, determine wide blank volume maximum outside diameter.
3,, consider length, width and the weight multiple length of blank according to the contract for goods regulation.
4, according to the billet size specification, the product thickness that rolls into, the setting thickness and the rolling mill speed of each rolling pass are estimated rolling time and total generation cycle of each passage.
5, in particular cases coil of strip is estimated heavily
6, lick in the journey in that big finished product volume is cut out out some little finished products, reasonably cut out, to improve lumber recovery to greatest extent.
Compared with the prior art, the advantage of slipstick provided by the invention is: can utilize this slipstick, can be easily " know its three can ask one " or " know its two can ask one ", when tow sides are united use, can amount to 6 physical quantitys to the thickness of sheet metal (volume), width, length, weight, volume internal diameter, volume external diameter and merge, " know its five can ask one at least "; To utilize this slipstick be with the input directly perceived on the chi face and intuitively be output as the master, only needs auxiliary a spot of multiplication and division.Thereby easy, inexpensive, be easy to carry, can show simultaneously that digital corresponding relation, practicality between each parameter are very strong.
In a word, from choose the full production procedure process that blank to finished product dispatches from the factory, slipstick provided by the invention all can have been given play to the effect of quick calculating.
Description of drawings
Fig. 1 is the synoptic diagram of slipstick of the present invention, and wherein 1 is upper fixed ruler, and 2 are following scale, and 3 is slide rule, and 4 is securing member, and 5 is slide sign, and 6 is normal;
Fig. 2 is the positive synoptic diagram that uses slipstick of the present invention among the embodiment 2;
Fig. 3 uses the synoptic diagram of slipstick of the present invention for reverse side in the method one of embodiment 3;
Fig. 4 uses the synoptic diagram of slipstick of the present invention for reverse side in the method two of embodiment 3;
Wherein, 1. be first chi, 2. be second chi, 3. be the 3rd chi, 4. be the 4th chi, 5. be the 5th chi, 6. be the 6th chi, 7. be seven foot, the c chi is the 8th chi, the d chi is the 9th chi.
Embodiment
Further specify slipstick of the present invention and using method thereof according to embodiment and accompanying drawing below.
The invention provides a kind of plastics by withstand voltage anti-folding, presspaper or stainless steel are made is suitable for measuring sheet metal CALCULATION OF PARAMETERS chi, comprise upper fixed ruler 1, following scale 2, the slide sign 5 that slide rule 3 and organic glass are made, on, following scale two ends are fixed together by securing member 4, slide rule is engaged in by chute, twitch in the middle of the following scale and about can realizing, slide sign is enclosed within, but the blade of following scale outside and parallel sliding, normal 6 perpendicular to blade is arranged on the slide sign, it is characterized in that, at the slipstick tow sides, 9 bar digit code chis in mint-mark altogether, first to fourth chi in its positive mint-mark, 1. first chi wherein is the thickness of unit representation sheet metal with mm, 2. second chi is the width of unit representation sheet metal with mm, 3. the 3rd chi is the length of unit representation sheet metal with mm, 4. the 4th chi is the weight of unit representation sheet metal with kg, and they have constituted the dimensions and the weight relationships of sheet metal; The mint-mark of slipstick reverse side the 5th to seven foot, wherein the 6th chi 6. and seven foot 7. between mint-mark the 8th chi c chi, the 9th chi d chi in the 7. following mint-mark of seven foot, 6. 5. the 5th chi be respectively the interior external diameter of unit representation metal coil tape with mm with the 6th chi, 7. seven foot is the unit representation weight metal with kg/mm, points to the relation that numerical value that 7. seven foot go up is set up external diameter and unit weight in the metal coil tape by the 8th chi c chi left side index; First chi in chi front 1. and the 5th chi of reverse side 5. mint-mark on upper fixed ruler, the 4th chi in chi front 4. and the seven foot of reverse side 7. with the 9th chi d chi mint-mark on scale down; Second chi in chi front 2. with the 3rd chi 3. and the 6th chi of reverse side 6. with the 8th chi c chi mint-mark on slide rule.The minimum lattice distance of the several lattice on each digital chi is 0.5mm.
Slipstick as shown in Figure 1, its front chi face effective length 215mm, width 55mm:
Occupy the first footage representation steel plate thickness in upper fixed ruler, its scope be (0.03～5.0mm),
Occupy and digitally on slide rule and second chi adjacent be steel plate width with first chi, its scope be (5～1500mm),
Occupy on the 3rd chi on the slide rule the digital steel plate length that is, its scope be (0～1000m),
Occupy numerical code expression steel plate weight on the 4th chi on the following scale, its scope be (5～1000kg),
As shown in Figure 2, for dimensions is (0.8 * 310mm), the volume blank of heavy 2100kg, hold scale up and down, twitching slide rule makes on first chi 0.8 corresponding with 310 numeral coincidence on second chi, can directly read on the 4th chi this moment (length of arbitrary weight correspondence on the 3rd chi in 5～1000kg) scopes, as 300kg correspondence 155m, 500kg correspondence 258.5m etc.Be convenience of calculation, select the 517m of 1000kg correspondence for use, calculate through multiplication and try to achieve the long 1085.7m of this volume.
The reverse side of the slipstick of embodiment 3, use embodiment 1, existing internal diameter 500mm, heavy 1963kg, dimensions is (0.1 * 310mm) a mill product volume, desire on slitter, to be cut into (0.1 * 300mm), internal diameter 400mm, monovolume is heavy, and (how is 180～220kg) finished product volume controlled?
Slipstick as shown in Figure 1, its reverse side usage:
Occupy the 5th footage representation steel coil strip external diameter in upper fixed ruler, its scope be (200～1500mm),
Occupy numerical code expression steel coil strip internal diameter on slide rule and six chi adjacent with the 5th chi, its scope be (100～800mm),
Occupy the unit weight kg/mm of the every mm wide of numerical code expression steel coil strip on the seven foot on the following scale, its scope be (0～14kg/mm),
Occupy in slide rule and eight chi adjacent with seven foot, the numerical value that its left index is pointed on the last seven foot is certain volume unit weight,
Occupy in scale, below seven foot is the 9th chi.
Method one: control finished product external diameter on the finished product winder of slitting shears: (back net weight 1900kg cuts edge)
At first, determine to desire to cut out 9 of packed products, every 211.1kg satisfies contract (180～220kg) requirements.The product of hoping for success again volume unit weight, 211.1kg ÷ 300mm=0.704kg/mm.
As shown in Figure 3, holding up and down scale, twitch slide rule, is that the 8th chi left side index is pointed on the seven foot 0.704 position, and reading on the 6th chi 400 again is 524mm corresponding to the number on the 5th chi, is the external diameter that should control finished product.
Method two: the finished product external diameter is sheared in control on the unreeling machine of slitting shears:
Known side cut back net weight 1900kg, the unit weight of shearing out each finished product volume is 0.704kg/mm, in shear history, the big volume external diameter of the heavy 1963kg of internal diameter 500mm is the process that reduces gradually on unreeling machine, finished product volume of every shearing, its unit weight reduces 0.704kg/mm, therefore, available big volume external diameter minimizing process is controlled finished product and is sheared, as shown in Figure 4.
1963kg/310mm＝6.33kg/mm
6.33kg/mm-0.704kg/mm＝5.626kg/mm≈5.63kg/mm
5.626kg/mm-0.704kg/mm＝4.92kg/mm
4.92kg/mm-0.704kg/mm＝4.218kg/mm≈4.22kg/mm
Hold scale up and down, the 8th chi left side index is pointed to seven foot 6.33, the 5th chi top external diameter of reading the 6th chi 500 place's correspondences is 1133mm, with the slide rule 0.704kg/mm that moves to left at every turn, read internal diameter 500 pairing external diameters immediately and be followed successively by 1081mm, 1026mm, 969mm etc., be the external diameter of the process of unreeling, under this external diameter, stop and cut off steel band and get final product the control of big volume.
The key of slipstick two sides use in conjunction is the unit weight (kg/mm) that calculates every millimeter wide plate (volume)
The method of use-case 1 determines that finished product rolls up heavy 206～309kg, and its unit weight is 0.624～0.936kg/mm;
The method of use-case 2 is read its finished steel roll coil of strip external diameter, as following table:
| The 8th chi left side index is pointed to 0.624 on the seven foot | Internal diameter 200mm internal diameter 250mm | Read external diameter 377mm and read external diameter 405mm |
| The 8th chi left side index is pointed to 0.936 on the seven foot | Internal diameter 200mm internal diameter 250mm | Read external diameter 439mm and read external diameter 464mm |
When finished product volume internal diameter is 200mm, its outside diameter control between 377～439mm,
When finished product volume internal diameter is 250mm, its outside diameter control between 405～464mm,
After the 8th chi left side index is once pointed to unit weight on the seven foot, can in internal diameter 100～800mm scope, read simultaneously successional many in the external diameter corresponding relation, these characteristics are that convenience created in this subject.
The 8th chi and the 9th chi are to make the basic chi that multiplication and division calculates, and its usage is same as the usage of the slipstick of prior art, repeats no more herein.
Claims (7)
1, a kind ofly be suitable for measuring sheet metal CALCULATION OF PARAMETERS chi, comprise upper fixed ruler, following scale, slide rule and slide sign, on, following scale two ends are fixed together by securing member, slide rule is engaged in by chute, twitch in the middle of the following scale and about can realizing, slide sign is enclosed within, but the blade of following scale outside and parallel sliding, normal perpendicular to blade is arranged on the slide sign, it is characterized in that, at the slipstick tow sides, altogether first to the 9th totally 9 bar digit code chis in mint-mark, first to fourth chi in its positive mint-mark, first chi wherein is the thickness of unit representation sheet metal with mm, and second chi is the width of unit representation sheet metal with mm, and the 3rd chi is the length of unit representation sheet metal with mm, the 4th chi is the weight of unit representation sheet metal with kg, and they have constituted the dimensions and the weight relationships of sheet metal; The mint-mark of slipstick reverse side the 5th to seven foot, wherein the 8th chi in mint-mark between the 6th chi and seven foot, the 9th chi in mint-mark below the seven foot, the 5th chi and the 6th chi are respectively the external diameter and the internal diameter of unit representation metal coil tape with mm, seven foot is the unit representation weight metal with kg/mm, points to the relation that numerical value on the seven foot is set up external diameter and unit weight in the metal coil tape by the 8th chi left side index; In the 5th chi mint-mark of first chi in chi front and reverse side thereof on upper fixed ruler, in the seven foot of the 4th chi in chi front and reverse side thereof and the 9th chi mint-mark on scale down; In the 6th chi of second chi in chi front and the 3rd chi and reverse side thereof and the 8th chi mint-mark on slide rule.
2, as claimed in claim 1ly be suitable for measuring sheet metal CALCULATION OF PARAMETERS chi, it is characterized in that, the minimum lattice of the several lattice on described each digital chi are apart from being 0.35mm.
3, as claimed in claim 1 or 2ly be suitable for measuring sheet metal CALCULATION OF PARAMETERS chi, it is characterized in that described scale, slide rule and securing member are made by plastics, presspaper or the stainless steel of withstand voltage anti-folding.
4, as claimed in claim 1 or 2ly be suitable for measuring sheet metal CALCULATION OF PARAMETERS chi, it is characterized in that the tow sides of described slide sign are respectively made for the transparent material of organic glass or other withstand voltage anti-folding.
5, a kind of application rights requires 1 described being suitable for to measure the method that sheet metal CALCULATION OF PARAMETERS chi is measured, and comprises the steps:
When width, thickness and the weight of known metal plate and when calculating the length of sheet metal, hold the upper and lower scale in slipstick front, twitch slide rule and make the thickness value on first chi corresponding with the width numeral coincidence on second chi, can directly read the length of arbitrary weight correspondence on the 3rd chi on the 4th chi this moment.
6, a kind of application rights requires 1 described being suitable for to measure the method that sheet metal CALCULATION OF PARAMETERS chi is measured, and comprises the steps:
When internal diameter, width and the weight of known coil of strip and when calculating the external diameter of coil of strip, at first calculate unit weight=weight/width, hold the upper and lower scale of slipstick reverse side then, twitch slide rule, the 8th chi left side index is pointed to the position of this unit weight on the seven foot, read the numerical value of corresponding internal diameter on the 6th chi again, then be the external diameter of the coil of strip of this weight corresponding to the numerical value on the 5th chi.
7, a kind of application rights requires 1 described being suitable for to measure the method that sheet metal CALCULATION OF PARAMETERS chi is measured, and comprises the steps:
When external diameter, width and the weight of known coil of strip and when calculating the internal diameter of coil of strip, at first calculate unit weight=weight/width, hold the upper and lower scale of slipstick reverse side then, twitch slide rule, the 8th chi left side index is pointed to the position of this unit weight on the seven foot, read the numerical value of corresponding external diameter on the 5th chi again, then be the internal diameter of the coil of strip of this weight corresponding to the numerical value on the 6th chi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410039399 CN1267693C (en) | 2004-02-17 | 2004-02-17 | Computing ruler for measuring metal plate parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410039399 CN1267693C (en) | 2004-02-17 | 2004-02-17 | Computing ruler for measuring metal plate parameter |
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| Publication Number | Publication Date |
|---|---|
| CN1657862A CN1657862A (en) | 2005-08-24 |
| CN1267693C true CN1267693C (en) | 2006-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410039399 Expired - Fee Related CN1267693C (en) | 2004-02-17 | 2004-02-17 | Computing ruler for measuring metal plate parameter |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412613B (en) * | 2013-07-13 | 2016-09-07 | 北京工业大学 | A kind of calculating tape for measuring yield parameter and using method thereof |
| CN104819673A (en) * | 2015-04-24 | 2015-08-05 | 北新集团建材股份有限公司 | Coiled steel strip weight measuring and calculating device |
| CN104833285A (en) * | 2015-04-24 | 2015-08-12 | 北新集团建材股份有限公司 | Coiled steel strip weight measuring and calculating method |
| CN110228312A (en) * | 2019-06-15 | 2019-09-13 | 范建萍 | A kind of methods of exhibiting and multiplication and division calculating teaching ruler of multiplication and division calculating |
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- 2004-02-17 CN CN 200410039399 patent/CN1267693C/en not_active Expired - Fee Related
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| CN1657862A (en) | 2005-08-24 |
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Granted publication date: 20060802 |